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<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Promise-封装 | 5 - 状态只能修改一次 </title>
    <script src="./promise.js" ></script>
</head>
<body>
    <script>
        let p=new Promise((resolve,reject)=>{
            resolve('OK');
            reject('ERROR');
            
        });


        console.log(p);

 

    </script>
</body>
</html>